Coastal tidal wetlands produce and accumulate significant amounts of organic carbon (C) that help to mitigate climate change.However,previous data limitations have prevented a robust evaluation of the global rates and mechanisms driving C accumulation.Her
Mingjie Zhang is a distinguished structural biologist whose research interest is the protein assemblies in cells,particularly those at the synapse,where two neurons meet and transmit nervous impulses from one to the other.In recent years,his group discove
Microparticulate silicon (Si),normally shelled with carbons,features higher tap density and less interfacial side reactions compared to its nanosized counterpart,showing great potential to be applied as high-energy lithium-ion battery anodes.However,local
1rn在中国古典诗歌传统中,诗歌的基本向度其实有两个:其一是政治,其二是抒情.或者说,政治与抒情是中国古典诗歌的一体两面,并构成了整个中国古典诗歌和古典诗论的基石.《左传·襄公二十七年》载“诗以言志”,《尚书·尧典》载“诗言志、歌永言、声依永、律和声”,前者指的是借《诗经》中的某些篇章来表达自己的政治观点,后者则指诗歌表达人的志向和抱负,而这里的志向和抱负也和我们现代人的自我意志大不一样,往往指的是在政教意义上的政治抱负.
卢山的组诗《在边地看雪》大多短小精悍,如同音乐的残片、隐微的和声,这些诗作于不同的生存境遇与景象之中,会聚为散点共鸣的诗性乐篇,而诗人试图对于西部边地意象的激活,也同样显示出诗人在既有意象积淀里,渴望伸展出更新的突破意愿.诗人陈超曾在谈诗时指出,“未来的先锋诗歌既需要准确,但也需要精敏的想象力;语言的箭矢在触及靶心之后,应能有进一步延伸的能力.所谓的诗性,可能就存在于这种想象力的双重延伸之中”,这无疑对当下写作的诗人提出了更高要求,也引向了一种诗写转化的巨大提升之中.